2162960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1423}}^1$

素因数の和:1455

約数の個数: 40

約数和(自身を含む): 5297280

約数和(自身を除く): 3134320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1423, 1520, 2846, 5692, 7115, 11384, 14230, 22768, 27037, 28460, 54074, 56920, 108148, 113840, 135185, 216296, 270370, 432592, 540740, 1081480, 2162960]

約数ペア:

[(1, 2162960), (2, 1081480), (4, 540740), (5, 432592), (8, 270370), (10, 216296), (16, 135185), (19, 113840), (20, 108148), (38, 56920), (40, 54074), (76, 28460), (80, 27037), (95, 22768), (152, 14230), (190, 11384), (304, 7115), (380, 5692), (760, 2846), (1423, 1520)]